| Europe Geography Decoder | 0 | - | 4.86 | 69,841 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,423 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,091 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,347 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 211,780 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,589 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,951 |
| Official European Union Languages | 0 | - | 4.97 | 237,967 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,519 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,176 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,337 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,486 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,650 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,724 |
| Random Symbol to Element | 0 | - | 4.88 | 92,728 |
| Countries but all Vowels are Changed to O | 0 | - | 4.93 | 69,008 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,096,738 |
| Random Capital to Country | 0 | - | 4.99 | 2,586,647 |
| Random Country to Capital | 0 | - | 4.98 | 917,031 |
| Celtic Nations | 0 | - | 4.69 | 46,898 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 20,330 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,195 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,794 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 170,133 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,268 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,851 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 353,684 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 215,628 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,183 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,844 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,130 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,158 |
| German Groups of Things | 0 | - | 4.46 | 38,417 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,246 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 321,155 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,859 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,803 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,362 |
| European Geography By Letter - B #2 | 0 | - | 4.85 | 77,579 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,007 |
| States of Germany | 0 | - | 4.96 | 151,644 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,800 |
| Regions of Italy | 0 | - | 4.92 | 75,442 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 51,580 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,512 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,932 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,653 |
| Champions League Winners | 0 | - | 4.92 | 1,002,849 |
| Random Countries by Borders | 0 | - | 4.99 | 82,198 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 138,717 |
| Random Name a Valid Country | 0 | - | 4.99 | 204,480 |
| Random Point on Land to Country | 0 | - | 4.99 | 233,492 |
| Random Countries on a Topological Map | 0 | - | 4.91 | 51,759 |
| Four Letter European Geography #1 | 0 | - | 4.40 | 28,002 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,986 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,063 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,540 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,589 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,640 |
| Word Scramble - European Cities | 0 | - | 3.83 | 18,880 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,213 |
| Slavic Languages | 0 | - | 4.68 | 54,233 |
| Departments of France | 0 | - | 4.93 | 53,643 |
| Word Chain - France | 0 | - | 4.38 | 42,721 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,563 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,497 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,400 |
| British Groups of Things | 0 | - | 4.25 | 82,817 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,008 |
| England or Wales? | 0 | - | 4.94 | 45,562 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,574 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 274,620 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,566 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,253 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 94,997 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,169 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 136,955 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 381,452 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,709 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,283 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,696 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,489 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,255 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,776 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,394 |
| History of Russia Quiz | 0 | - | 4.49 | 31,869 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,679 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 645,632 |
| Name that Greek Letter | 0 | - | 4.93 | 322,924 |
| History of Italy | 0 | - | 4.55 | 31,927 |
| Italy Multiple Choice | 0 | - | 4.73 | 103,579 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,601 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,148 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,990 |
| Famous People from Africa | 0 | - | 4.45 | 10,932 |
| Word Chain - Africa | 0 | - | 4.47 | 31,575 |
| Four Letter African Geography | 0 | - | 4.67 | 19,071 |
| Europe Map Quiz | 0 | - | 5.00 | 4,752,292 |
| Word Chain - Russia | 0 | - | 4.33 | 15,735 |
| Capitals of French Regions | 0 | - | 4.45 | 16,031 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,000 |
| Capitals of German States | 0 | - | 4.74 | 28,916 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,260 |
| Word Chain - Germany | 0 | - | 4.31 | 22,555 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,862 |
| The Trojan War | 0 | - | 4.83 | 39,623 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,426 |
| Word Chain - Italy | 0 | - | 4.07 | 23,146 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,375 |
| Roman Emperors | 0 | - | 4.95 | 119,560 |
| Most Common Last Names in Sweden | 0 | - | 4.49 | 15,366 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,319 |
| Name a Valid English City | 0 | - | 4.19 | 16,693 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,394 |
| Africa Map Quiz | 0 | - | 5.00 | 2,113,298 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,922 |
| Oceania Map Quiz | 0 | - | 4.98 | 639,820 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,072 |
| Australian Capitals | 0 | - | 4.92 | 62,686 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 93,806 |
| European Geography By Letter - A | 0 | - | 4.52 | 142,997 |
| European Geography By Letter - B #1 | 0 | - | 4.68 | 112,253 |
| European Geography By Letter - C | 0 | - | 4.46 | 113,032 |
| European Geography By Letter - D | 0 | - | 4.50 | 107,812 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,937 |
| European Geography By Letter - M | 0 | - | 4.67 | 129,877 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,062 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,388 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,091 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,680 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,964 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 100,220 |
| Regions of France | 0 | - | 4.75 | 120,267 |
| France Immigration by Country | 0 | - | 4.70 | 76,343 |
| Famous Germans | 0 | - | 4.50 | 55,046 |
| Germany True or False? | 0 | - | 4.61 | 48,716 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,820 |
| Olympian Gods Quiz | 0 | - | 4.96 | 499,235 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 125,365 |
| Famous Italians by Clue | 0 | - | 4.45 | 89,137 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,173 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,207 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,000 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,561 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,445,573 |
| Asia Map Quiz | 0 | - | 4.99 | 913,268 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,455 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,479 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,214 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,484 |
| African East Coast | 0 | - | 4.96 | 95,720 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,530 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,393 |
| Word Chain - Australia | 0 | - | 4.38 | 38,105 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,540 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,538 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,329 |
| European Physical Geography | 0 | - | 4.26 | 33,450 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,647 |
| Country Codes of Europe | 0 | - | 3.43 | 13,697 |
| The Only European Country ... | 0 | - | 4.91 | 215,730 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,605 |
| Geography of Russia | 0 | - | 4.57 | 21,502 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,891 |
| History of Austria | 0 | - | 4.70 | 17,826 |
| Presidents of France | 0 | - | 4.25 | 24,015 |
| Geography of the French Empire | 0 | - | 4.45 | 27,015 |
| The French Revolution | 0 | - | 4.46 | 23,889 |
| France Multiple Choice | 0 | - | 4.38 | 40,692 |
| History of France | 0 | - | 4.59 | 56,758 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,453 |
| Ancient Greek Words | 0 | - | 4.93 | 111,255 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,958 |
| The Vikings! | 0 | - | 4.46 | 28,308 |
| Sweden Immigration by Country | 0 | - | 4.55 | 55,994 |
| The Portuguese Empire | 0 | - | 4.58 | 12,043 |
| Kings of Spain Quiz | 0 | - | 4.14 | 14,005 |
| American to British Word Translation | 0 | - | 4.14 | 138,624 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,846 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,527 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,559 |
| Name Every Beatles Song | 0 | - | 4.97 | 235,438 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,377 |
| Champions League Top 4 | 0 | - | 4.77 | 135,503 |
| Word Chain - Asia | 0 | - | 4.34 | 29,296 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,483 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,610,992 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 164,852 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 117,562 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,055 |
| Random General Knowledge - Countries | 0 | - | 4.33 | 88,635 |
| Random Country Dots on an Empty World Map | 0 | - | 4.73 | 103,623 |
| Name a Valid World City | 0 | - | 4.83 | 70,834 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,108 |
| Countries of Africa | 0 | - | 5.00 | 2,527,371 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,028 |
| Australia Map Quiz | 0 | - | 4.95 | 343,648 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,699 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,294 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,544 |
